St. Mary's County Health Department
Health Services for St. Mary's County, Maryland
LEONARDTOWN, MD (March 31, 2025) – The St. Mary’s County Health Department (SMCHD) will be closed on Tuesday, April 8, 2025, from 10:30 a.m. – 2:00 p.m. for employee activities. This includes the main office in Leonardtown and all satellite offices. Services will reopen for community members at 2:00 p.m. for the remaining business hours on this date.
Visit smchd.org for more information on SMCHD locations and services.
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21580 Peabody St.
Leonardtown, MD 20650
Phone 301-475-4330
TYY: 1-800-735-2258
Email smchd.healthdept@maryland.gov
Mon. - Fri. 8 a.m. – 5 p.m.
Environmental Health Division hours:
Mon. & Thurs. 7:00 a.m. - 2:00 p.m.
Tues., Wed., & Fri. 7:00 a.m. - 4:30 p.m.
Copyright © 2025 · SMCHD is a local agency of Maryland Department of Health and Mental Hygiene